The Poor-Man’s Transmitter: Building a Simple AM Radio Beacon from Vintage Electronics
The Poor-Man's Transmitter: Building a Simple AM Radio Beacon from Vintage Electronics, uses a clever…
audio
Circuits
DIY
HF
Tools
Transmitter
Circuits
DIY
Tools
Transmitter
Building a Crystal-Controlled CMOS Oscillator: A Classic Circuit for Precise Timing
When you need accurate, stable frequency generation for digital circuits, few solutions are as elegant…
Circuits
DIY
radio
Reception
Build Your Own Solar Powered Radio
Solar cells can easily provide enough power to operate a small radio receiver. This DIY…
audio
Circuits
Tools
Ham Radio Repeater Toneburst Module circuit
Ham Radio Repeater Toneburst Module generates a precise 1750Hz toneburst lasting 0.5 seconds, essential for…
audio
Circuits
DIY
Audible Continuity Tester for for Electronics Testing
This audible continuity tester uses a simple oscillator IC to generate a tone when a…
audio
Circuits
DIY
Tools
Build Your Own Simple Sine Wave Oscillator
This simple sine wave oscillator uses a transistor-based phase-shift network to generate a clean periodic…
audio
Circuits
DIY
Tools
TL071 Audio Compressor Circuit
This TL071 audio compressor circuit uses a single-supply design with a TL071 op-amp as a…